Questions regarding computer-specific terms and jargon. Make sure you show research effort and that your question can be objectively answered.

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2
votes
3answers
176 views

What is the difference between terminal and bash? [duplicate]

When I open Terminal Window in Mac OS X, I can type bash and hit enter and I will see: Last login: Fri Feb 20 14:30:56 on ttys000 Korays-MacBook-Pro:~ koraytugay$ bash bash-3.2$ I can for example ...
0
votes
1answer
25 views

Why is the FIN flag in TCP called FIN?

There are some flags in TCP. I already understand what other flag names come from, such as SYN stands for synchronization. I also know that FIN is used to close a connection. What I don't understand ...
-2
votes
1answer
54 views

Differences between Chip and MicroChip and Chipset? [closed]

There is something I'm curious about. I have read about that definitions on Wikipedia but that was very technical and complicated and I couldn't understand well. I would like to know what are those. ...
1
vote
2answers
70 views

What's the name of the box that appeared before “PCI Devices Listing” and “Verifying DMI Pool Data”?

Some 20 years ago computers used to come with a hardware setup that after BIOS POST but before booting from the disk or device, they showed a box made by ascii "box drawing characters" art, one like ...
0
votes
2answers
45 views

What is a general term to describe total units transferred?

I've been seeing the term "bandwidth" abused in recent years, especially by telecommunications companies. People refer to transfer caps as "bandwidth caps", but bandwidth describes a rate not a ...
1
vote
1answer
73 views

Is there a difference between a program “crashing” and a program that has stopped responding?

I find myself getting confused with these two terms. I had originally thought that when a program "crashes", it automatically quits and the process is killed. But when the program stops responding, it ...
9
votes
3answers
2k views

What does fCK (RAM memory speed) stand for?

Looking at the specification of a RAM memory module from Kingston, it says: 800MHz fCK for 1600Mb/sec/pin What does "fCK" stand for?
1
vote
2answers
51 views

What is a term for an OS command? [closed]

What is a name denoting something which executes (normally in a separate address space), accepts an input, generates output and exit code? I'd name this "Unix command", but there may be also say ...
14
votes
3answers
2k views

What is the hexadecimal system?

What is the hexadecimal system and why is it used so much in computing? I know that computers use 0s and 1s to store data, so how come we use hexadecimal?
-3
votes
2answers
366 views

Difference between program and application [closed]

Wikipedia defines a program as a sequence of instructions written to perform a specific task. What i understand from this is that a program is a single compiled file. If we have multiple compiled ...
0
votes
2answers
89 views

RAID terminology

In the most general sense what is an array and what is a group (also what's a virtual drive)? From here: Redundant array of independent disks (RAID) is a storage technology used to improve the ...
0
votes
1answer
194 views

What is “2LUN” mode in connection with RAID?

I've came across RAID products that also list JBOD (just a bunch of disks) mode and 2LUN mode. What the heck is 2LUN mode? I could not find a description; the closest thing seems to be LUN 'logical ...
0
votes
2answers
50 views

How to call something between a bridge and a router?

A proper router: Different IP subnetworks each sides; Sends packets from single MAC address; Does not require promiscuous mode; Broadcasts are not usually propogated; Maintains table of IP-MAC ...
15
votes
3answers
3k views

What is “Fog computing”?

I'm reading a work on Cloud services and it touches briefly upon "Fog computing" as an example of possible future development branch of software-hardware infrastructure, without specifying what it is ...
2
votes
2answers
77 views

CISC and VLIW, and instruction and opcode

From http://en.wikipedia.org/wiki/Instruction_set CISC processors include "complex" instructions in their instruction set. A single "complex" instruction does something that may take many ...
1
vote
0answers
28 views

True Image scheduling settings

I want a backup to run once a week. I want the scheme to be incremental so that only changes made since the last incremental back up or full backup will be saved. I need help with the settings for ...
8
votes
2answers
836 views

What's the difference between “anti-virus”, “anti-malware” and “anti-spyware” tools?

Many products (such as Norton or McAfee) advertise as "anti-virus" tools or suites, while others advertise as "anti-malware" (like Malwarebytes), and even more as "anti-spyware" (Spybot S&D). Are ...
3
votes
1answer
5k views

SSHD HMAC Configuration

I have read and understand the posting from here, Secure Configuration of Ciphers/MACs/Kex available in SSH. However, I would like to know what the /etc/sshd_config configuration would look like ...
2
votes
1answer
115 views

Technical name of commands like Alt+F4, Ctrl+Alt+DEL, Alt+Tab

I want to learn about those commands in Windows Explorer, and I was wondering if there is a technical name for them, so I can look up for some documentation, as I couldn't find any. Thanks!
1
vote
2answers
85 views

Why do we say 'PC and MAC' [closed]

The Macintosh marketed as Mac, is a line of personal computers (PCs) What's more, MACs are personal computers. Then why distinguish between PC and MAC?
3
votes
3answers
705 views

What does one call a NON-wireless router?

I want to buy a simple ethernet router. Every online store I try I get those that include Wi-Fi. Still I can explicitly state that I want Wi-Fi, I can't state that I only want a non-Wi-Fi router. Is ...
1
vote
2answers
55 views

Name for time period between boot and shutdown (login/logout is to “session” like boot/shutdown is to ???)

The time between login and logout is called a "user session", "login session" or simply "session". Is there a similar specific name for an OS "session", i.e. the period of time between boot and ...
1
vote
2answers
188 views

Does external HDD RAID closure exists not primarily for portability?

Is there such a class of hardware in which you can install multiple HDDs set up as RAID, while the unit maintains their ventilation and power consumption, independently of a computer? External HDD ...
3
votes
4answers
830 views

Is DLL executable?

Question of terminology and classification. Is DLL an "executable file"? http://en.wikipedia.org/wiki/Executable
8
votes
2answers
37k views

SSD, SD, eMMC, Raw NAND what are the differences?

so the underlying technology with SSD, eMMC, SD, USB Flash etc... is NAND flash correct? So is the difference between all of them just the way controllers are implemented? Or are the technologies ...
25
votes
5answers
3k views

What does it mean for software to run natively?

I've been wondering what it means for software to run natively. What exactly is such software and how is it different from software that does not run natively? How can I tell if a given peice of ...
0
votes
2answers
2k views

What is ecosystem in IT world? [closed]

I am an IT engineer and I've been asked a few days ago a question on which I was unable to answer. I've started looking on the Internet for it, and unfortunately I didn't find anything. The friend of ...
29
votes
4answers
7k views

What exactly is VGA, and what is the difference between it and a video card?

Operating system development tutorials pinpoint reaching screen data by writing directly to VGA or EGA or Super VGA, but what I do not get is what is the real difference between writing to a fixed ...
19
votes
8answers
1k views

What's the meaning of “foo”? [closed]

I've been here around 4 months and several times I saw that people use foo but I don't know what it means. I would like others to explain me about this variable... Why is it important? How do I use ...
16
votes
3answers
634 views

Is there a name for the text that shows up at the front of each command in a CLI?

For example, in Ubuntu when I start up a terminal, it says: username@computer:~$ And in Windows: C:\Users\Username> Is there a formal way to refer to that text?
0
votes
0answers
56 views

“Thermal Delay” Cooling

I was wondering if someone can define the term Thermal Delay for me? I got the basics, but I cant really seem to find a solid and trustworthy website too fill out the holes in my knowledge.
0
votes
3answers
57 views

What's the correct term for this network connection? [closed]

What is the correct general term for the network connection on mobile devices that can connect to networks via telecoms links? Question asked "my device is not connecting to my local web server ...
3
votes
2answers
5k views

What are 'Toasts' or 'Toast Notifications' in Windows 8?

I have seen the term 'Toast' used in the Windows 8 context. I have also seen them referred to as 'Toast Notifications'. What exactly are 'Toasts' in Windows 8?
2
votes
1answer
527 views

What is the difference between “load” and “fetch”?

I often encounter the words load and fetch in contexts where data are being read from some source, and they seem to have slightly different meanings. What's the difference? I've done some research ...
4
votes
1answer
3k views

How does uploading a file actually work?

Uploading is described as transferring a file(s) like photo, audio file etc. to a server on the web. I wonder a couple of things how uploading occurs as network/communication means. For example, when ...
3
votes
2answers
821 views

Terminology used for CPU/Processors

Suppose a system has 4 Intel Xeon processors each having 10 physical cores with HyperThreading enabled which makes a total of 80 cores Now it is completely confusing when in documentation they start ...
57
votes
6answers
19k views

What is the correct term for the mouse pointer/nipple/joystick thingy in the middle of a laptop's keyboard?

I want to call it a "mouse nipple" or maybe a "joystick", although I know these are not correct. It's different from the touchpad, which is below the keyboard and has dedicated click buttons. ...
0
votes
1answer
195 views

What is “Virtual Single-Channel”?

As seen below (Figure 1), I have two 512MB sticks in alternate slots (one channel) and a 1GB stick in one of the remaining slots (a different channel). This is on an Asus P4P800. When I boot, it says ...
4
votes
2answers
3k views

What is the difference between RTM, GA and GOLD versions?

I am absolutely puzzled here: What is the difference between RTM, GA(Gerneral Availability) and final GOLD version? For example for Windows 8: RTM - Microsoft sends this version to ASUS, Acer, ...
1
vote
1answer
38 views

How is it called when audio streaming “freezes” or “stucks”?

How is it called when streaming (e.g. FireWire streaming) of video or audio stucks (or freezes) after about 10 minutes and I need to reset the streaming process (or reset the FireWire bus) to make it ...
0
votes
2answers
83 views

What is a CFM-based application?

When reading up about Mac OS X Kerberos Extras while trying to get Kerberos working, I came across the phrase 'CFM-based application'. What does this mean?
0
votes
1answer
3k views

What's the difference between a console, terminal and command-line? [duplicate]

Possible Duplicate: What is the difference between shell, console, and terminal? My non-tech-savvy friends unanimously agree that console refers to hardware and terminal refers to software. ...
0
votes
2answers
82 views

Linux terms a newbie should know about [closed]

I'm new to Linux, particularly the distributions I'm using - Ubuntu and openSUSE. I've looked on the Internet for how to install software on these operating systems, but I can't seem to understand ...
6
votes
3answers
3k views

What do we mean by mounting a filesystem?

I am new to filesystems and trying to understand mounting. Is it something like adding a node in tree?
4
votes
4answers
62k views

Is there a way to stream wirelessly from a laptop to a TV?

I heard of such a thing like a box or a media player such thing that can connect wirelessly to stream movies from my laptop? Is there such a thing that can do it? How is the latency on it? I have ...
11
votes
4answers
16k views

What is meant by the terms CPU, Core, Die and Package?

Now this might sound like too many previous questions, but I am really confused about these terms. I was trying to understand how "dual core" is different from "Core 2 Duo", and I came across some ...
1
vote
1answer
180 views

What's a dual core? [duplicate]

Possible Duplicate: Can someone clear up the terms Core Duo CPU, Quad Core, Dual CPU, etc.? Does "core" mean CPU or memory or both? I'm thinking of buying a new computer. But ...
7
votes
3answers
4k views

What is a dongle used for?

I saw the word "dongle" while reading, but what does it do? Why would you want to have one on your system?
10
votes
4answers
7k views

What differences are between firmware and software/OS?

I was wondering what differences are between firmware and software? What differences are between firmware and OS? Are boot-loaders firmware? Bios is. How about GNU grub? Is grub software or firmware? ...
2
votes
2answers
436 views

Bits of CPU, architecture and OS

I was wondering if the bits of OS, of instruction set, of CPU registers, of data bus from CPU to memory, and of address bus from CPU to memory must be consistent in some sense and how? When we cay ...